tapdb: add support for logging migrations

[Roasbeef]

In this commit, we add support for logging migrations as they happen. This is useful for users to keep track of what happens during a tapd update.

[Roasbeef]

Sample run from a unit test we have:

2024-01-26 14:34:19.569 [INF] TADB: Applying migrations from version=0
2024-01-26 14:34:19.586 [INF] TADB: 1/u macaroons (16.242875ms)

2024-01-26 14:34:19.586 [INF] TADB: Applying migrations from version=1
2024-01-26 14:34:19.605 [INF] TADB: 2/u assets (18.767541ms)

2024-01-26 14:34:19.623 [INF] TADB: 3/u addrs (36.842791ms)

2024-01-26 14:34:19.639 [INF] TADB: 4/u mssmt (52.773834ms)

2024-01-26 14:34:19.658 [INF] TADB: 5/u transfers (71.345625ms)

2024-01-26 14:34:19.679 [INF] TADB: 6/u addr_event (92.739ms)

2024-01-26 14:34:19.699 [INF] TADB: 7/u universe (112.860083ms)

2024-01-26 14:34:19.719 [INF] TADB: 8/u universe_events_timestamp (132.720083ms)

2024-01-26 14:34:19.738 [INF] TADB: 9/u universe_configs (151.378458ms)

2024-01-26 14:34:19.756 [INF] TADB: 10/u universe_stats (170.026667ms)

2024-01-26 14:34:19.777 [INF] TADB: 11/u transfers (190.396541ms)

2024-01-26 14:34:19.787 [INF] TADB: Applying migrations from version=11
2024-01-26 14:34:19.806 [INF] TADB: 12/u anchor_txid (19.100541ms)

2024-01-26 14:34:19.836 [INF] TADB: 13/u universe_fed_proof_sync_log (48.872875ms)

2024-01-26 14:34:19.853 [INF] TADB: 14/u multiverse_tree (65.75275ms)

[Roasbeef]

Fixed to remove the trailing new lines:

=== RUN   TestMigrationSteps
    test_sqlite.go:23: Creating new SQLite DB for testing, migrating to version 1
2024-01-26 14:37:12.056 [INF] TADB: Applying migrations from version=0
2024-01-26 14:37:12.072 [INF] TADB: 1/u macaroons (16.111792ms)
2024-01-26 14:37:12.073 [INF] TADB: Applying migrations from version=1
2024-01-26 14:37:12.091 [INF] TADB: 2/u assets (18.290917ms)
2024-01-26 14:37:12.108 [INF] TADB: 3/u addrs (34.833542ms)
2024-01-26 14:37:12.126 [INF] TADB: 4/u mssmt (52.69575ms)
2024-01-26 14:37:12.143 [INF] TADB: 5/u transfers (70.402167ms)
2024-01-26 14:37:12.161 [INF] TADB: 6/u addr_event (88.234833ms)
2024-01-26 14:37:12.182 [INF] TADB: 7/u universe (108.87ms)
2024-01-26 14:37:12.201 [INF] TADB: 8/u universe_events_timestamp (127.6985ms)
2024-01-26 14:37:12.220 [INF] TADB: 9/u universe_configs (146.415166ms)
2024-01-26 14:37:12.237 [INF] TADB: 10/u universe_stats (164.199ms)
2024-01-26 14:37:12.257 [INF] TADB: 11/u transfers (183.851917ms)
2024-01-26 14:37:12.269 [INF] TADB: Applying migrations from version=11
2024-01-26 14:37:12.302 [INF] TADB: 12/u anchor_txid (33.000167ms)
2024-01-26 14:37:12.320 [INF] TADB: 13/u universe_fed_proof_sync_log (50.443666ms)
2024-01-26 14:37:12.340 [INF] TADB: 14/u multiverse_tree (70.45ms)
--- PASS: TestMigrationSteps (0.32s)

[jharveyb]

LGTM 💯